EP0967037A3 - Polykristallines Diamant-Schneidelement mit Zwischenflächen - Google Patents

Polykristallines Diamant-Schneidelement mit Zwischenflächen Download PDF

Info

Publication number
EP0967037A3
EP0967037A3 EP99303237A EP99303237A EP0967037A3 EP 0967037 A3 EP0967037 A3 EP 0967037A3 EP 99303237 A EP99303237 A EP 99303237A EP 99303237 A EP99303237 A EP 99303237A EP 0967037 A3 EP0967037 A3 EP 0967037A3
Authority
EP
European Patent Office
Prior art keywords
interface
layer
cutter
core
carbide
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP99303237A
Other languages
English (en)
French (fr)
Other versions
EP0967037B1 (de
EP0967037A2 (de
Inventor
Eoin M. O'tighearnaigh
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Diamond Innovations Inc
Original Assignee
Diamond Innovations Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Diamond Innovations Inc filed Critical Diamond Innovations Inc
Publication of EP0967037A2 publication Critical patent/EP0967037A2/de
Publication of EP0967037A3 publication Critical patent/EP0967037A3/de
Application granted granted Critical
Publication of EP0967037B1 publication Critical patent/EP0967037B1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B24—GRINDING; POLISHING
    • B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
    • B24D3/00—Physical features of abrasive bodies, or sheets, e.g. abrasive surfaces of special nature; Abrasive bodies or sheets characterised by their constituents
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Earth Drilling (AREA)
  • Polishing Bodies And Polishing Tools (AREA)
  • Cutting Tools, Boring Holders, And Turrets (AREA)
EP99303237A 1998-05-04 1999-04-27 Polykristallines Diamant-Schneidelement mit Zwischenflächen Expired - Lifetime EP0967037B1 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US7236398A 1998-05-04 1998-05-04
US72363 1998-05-04
US26739199A 1999-03-15 1999-03-15
US267391 1999-03-15

Publications (3)

Publication Number Publication Date
EP0967037A2 EP0967037A2 (de) 1999-12-29
EP0967037A3 true EP0967037A3 (de) 2007-07-25
EP0967037B1 EP0967037B1 (de) 2010-09-22

Family

ID=26753290

Family Applications (1)

Application Number Title Priority Date Filing Date
EP99303237A Expired - Lifetime EP0967037B1 (de) 1998-05-04 1999-04-27 Polykristallines Diamant-Schneidelement mit Zwischenflächen

Country Status (3)

Country Link
EP (1) EP0967037B1 (de)
JP (1) JP2000033574A (de)
KR (1) KR19990088003A (de)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0418078A2 (de) * 1989-09-14 1991-03-20 De Beers Industrial Diamond Division (Proprietary) Limited Mehrschichtiger Schleifkörper
EP0517510A2 (de) * 1991-06-04 1992-12-09 De Beers Industrial Diamond Division (Proprietary) Limited Mehrschichtiges Schleifwerkzeug mit Diamanten
EP0604211A1 (de) * 1992-12-23 1994-06-29 De Beers Industrial Diamond Division (Proprietary) Limited Kompositwerkzeug für Bohrkronen
GB2290329A (en) * 1994-06-17 1995-12-20 Baker Hughes Inc Drill bit cutting element
US5711702A (en) * 1996-08-27 1998-01-27 Tempo Technology Corporation Curve cutter with non-planar interface

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE61697B1 (en) 1987-12-22 1994-11-16 De Beers Ind Diamond Abrasive product
US5484330A (en) 1993-07-21 1996-01-16 General Electric Company Abrasive tool insert

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0418078A2 (de) * 1989-09-14 1991-03-20 De Beers Industrial Diamond Division (Proprietary) Limited Mehrschichtiger Schleifkörper
EP0517510A2 (de) * 1991-06-04 1992-12-09 De Beers Industrial Diamond Division (Proprietary) Limited Mehrschichtiges Schleifwerkzeug mit Diamanten
EP0604211A1 (de) * 1992-12-23 1994-06-29 De Beers Industrial Diamond Division (Proprietary) Limited Kompositwerkzeug für Bohrkronen
GB2290329A (en) * 1994-06-17 1995-12-20 Baker Hughes Inc Drill bit cutting element
US5711702A (en) * 1996-08-27 1998-01-27 Tempo Technology Corporation Curve cutter with non-planar interface

Also Published As

Publication number Publication date
KR19990088003A (ko) 1999-12-27
EP0967037B1 (de) 2010-09-22
EP0967037A2 (de) 1999-12-29
JP2000033574A (ja) 2000-02-02

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